TM 1-1520-238-23
10-472
Change 3
10.114.
FUEL BOOST PUMP, MOTOR, AND DRAIN TUBE REMOVAL/INSTALLATION
10.114.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
10.114.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Light duty laboratory apron (item 27, App H)
7/8 x 3/8-inch drive open end socket wrench crowfoot
attachment (item 100, App H)
Chemical protective gloves (item 154, App H)
Adjustable air filtering respirator (item 262, App H)
1 & 1 1/8-inch open end wrench (item 417, App H)
Materials/Parts:
Packing (5)
Corrosion preventive compound (item 64, App F)
Petrolatum (item 138, App F)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
References:
TM 1-1520-238-T
TM 11-1520-238-23
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
10.2
Fuel system safety precau-
tions observed
2.2
Access door R295 opened
TM 11-1520-238-23
Heading attitude reference
set (HARS) removed (In-
strumentation mounting
brackets removed, as re-
quired)
10.114.3. Removal
a. Enter pilot station (para 1.56). Observe all
safety precautions.
b. Open FUEL BST circuit breaker on pilot center
circuit breaker panel.
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M04-358-1
